21916581960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2007013}}^1$

素因数の和:2007047

約数の個数: 128

約数和(自身を含む): 80922804480

約数和(自身を除く): 59006222520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 2007013, 4014026, 6021039, 8028052, 10035065, 12042078, 14049091, 16056104, 20070130, 24084156, 26091169, 28098182, 30105195, 40140260, 42147273, 48168312, 52182338, 56196364, 60210390, 70245455, 78273507, 80280520, 84294546, 104364676, 112392728, 120420780, 130455845, 140490910, 156547014, 168589092, 182638183, 208729352, 210736365, 240841560, 260911690, 280981820, 313094028, 337178184, 365276366, 391367535, 421472730, 521823380, 547914549, 561963640, 626188056, 730552732, 782735070, 842945460, 913190915, 1043646760, 1095829098, 1461105464, 1565470140, 1685890920, 1826381830, 2191658196, 2739572745, 3130940280, 3652763660, 4383316392, 5479145490, 7305527320, 10958290980, 21916581960]

約数ペア:

[(1, 21916581960), (2, 10958290980), (3, 7305527320), (4, 5479145490), (5, 4383316392), (6, 3652763660), (7, 3130940280), (8, 2739572745), (10, 2191658196), (12, 1826381830), (13, 1685890920), (14, 1565470140), (15, 1461105464), (20, 1095829098), (21, 1043646760), (24, 913190915), (26, 842945460), (28, 782735070), (30, 730552732), (35, 626188056), (39, 561963640), (40, 547914549), (42, 521823380), (52, 421472730), (56, 391367535), (60, 365276366), (65, 337178184), (70, 313094028), (78, 280981820), (84, 260911690), (91, 240841560), (104, 210736365), (105, 208729352), (120, 182638183), (130, 168589092), (140, 156547014), (156, 140490910), (168, 130455845), (182, 120420780), (195, 112392728), (210, 104364676), (260, 84294546), (273, 80280520), (280, 78273507), (312, 70245455), (364, 60210390), (390, 56196364), (420, 52182338), (455, 48168312), (520, 42147273), (546, 40140260), (728, 30105195), (780, 28098182), (840, 26091169), (910, 24084156), (1092, 20070130), (1365, 16056104), (1560, 14049091), (1820, 12042078), (2184, 10035065), (2730, 8028052), (3640, 6021039), (5460, 4014026), (10920, 2007013)]