21124392588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{4451}}^1\times {\mathrm{10141}}^1$

素因数の和:14615

約数の個数: 72

約数和(自身を含む): 57523882416

約数和(自身を除く): 36399489828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 4451, 8902, 10141, 13353, 17804, 20282, 26706, 30423, 40059, 40564, 53412, 57863, 60846, 80118, 91269, 115726, 121692, 131833, 160236, 173589, 182538, 231452, 263666, 347178, 365076, 395499, 520767, 527332, 694356, 790998, 1041534, 1186497, 1581996, 2083068, 2372994, 4745988, 45137591, 90275182, 135412773, 180550364, 270825546, 406238319, 541651092, 586788683, 812476638, 1173577366, 1624953276, 1760366049, 2347154732, 3520732098, 5281098147, 7041464196, 10562196294, 21124392588]

約数ペア:

[(1, 21124392588), (2, 10562196294), (3, 7041464196), (4, 5281098147), (6, 3520732098), (9, 2347154732), (12, 1760366049), (13, 1624953276), (18, 1173577366), (26, 812476638), (36, 586788683), (39, 541651092), (52, 406238319), (78, 270825546), (117, 180550364), (156, 135412773), (234, 90275182), (468, 45137591), (4451, 4745988), (8902, 2372994), (10141, 2083068), (13353, 1581996), (17804, 1186497), (20282, 1041534), (26706, 790998), (30423, 694356), (40059, 527332), (40564, 520767), (53412, 395499), (57863, 365076), (60846, 347178), (80118, 263666), (91269, 231452), (115726, 182538), (121692, 173589), (131833, 160236)]