21304008

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:787

約数の個数: 96

約数和(自身を含む): 64733760

約数和(自身を除く): 43429752

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 37, 44, 66, 72, 74, 88, 99, 111, 132, 148, 198, 222, 264, 296, 333, 396, 407, 444, 666, 727, 792, 814, 888, 1221, 1332, 1454, 1628, 2181, 2442, 2664, 2908, 3256, 3663, 4362, 4884, 5816, 6543, 7326, 7997, 8724, 9768, 13086, 14652, 15994, 17448, 23991, 26172, 26899, 29304, 31988, 47982, 52344, 53798, 63976, 71973, 80697, 95964, 107596, 143946, 161394, 191928, 215192, 242091, 287892, 295889, 322788, 484182, 575784, 591778, 645576, 887667, 968364, 1183556, 1775334, 1936728, 2367112, 2663001, 3550668, 5326002, 7101336, 10652004, 21304008]

約数ペア:

[(1, 21304008), (2, 10652004), (3, 7101336), (4, 5326002), (6, 3550668), (8, 2663001), (9, 2367112), (11, 1936728), (12, 1775334), (18, 1183556), (22, 968364), (24, 887667), (33, 645576), (36, 591778), (37, 575784), (44, 484182), (66, 322788), (72, 295889), (74, 287892), (88, 242091), (99, 215192), (111, 191928), (132, 161394), (148, 143946), (198, 107596), (222, 95964), (264, 80697), (296, 71973), (333, 63976), (396, 53798), (407, 52344), (444, 47982), (666, 31988), (727, 29304), (792, 26899), (814, 26172), (888, 23991), (1221, 17448), (1332, 15994), (1454, 14652), (1628, 13086), (2181, 9768), (2442, 8724), (2664, 7997), (2908, 7326), (3256, 6543), (3663, 5816), (4362, 4884)]