21103290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1104

約数の個数: 96

約数和(自身を含む): 62624016

約数和(自身を除く): 41520726

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1061, 1105, 1170, 1326, 1530, 1989, 2122, 2210, 3183, 3315, 3978, 5305, 6366, 6630, 9549, 9945, 10610, 13793, 15915, 18037, 19098, 19890, 27586, 31830, 36074, 41379, 47745, 54111, 68965, 82758, 90185, 95490, 108222, 124137, 137930, 162333, 180370, 206895, 234481, 248274, 270555, 324666, 413790, 468962, 541110, 620685, 703443, 811665, 1172405, 1241370, 1406886, 1623330, 2110329, 2344810, 3517215, 4220658, 7034430, 10551645, 21103290]

約数ペア:

[(1, 21103290), (2, 10551645), (3, 7034430), (5, 4220658), (6, 3517215), (9, 2344810), (10, 2110329), (13, 1623330), (15, 1406886), (17, 1241370), (18, 1172405), (26, 811665), (30, 703443), (34, 620685), (39, 541110), (45, 468962), (51, 413790), (65, 324666), (78, 270555), (85, 248274), (90, 234481), (102, 206895), (117, 180370), (130, 162333), (153, 137930), (170, 124137), (195, 108222), (221, 95490), (234, 90185), (255, 82758), (306, 68965), (390, 54111), (442, 47745), (510, 41379), (585, 36074), (663, 31830), (765, 27586), (1061, 19890), (1105, 19098), (1170, 18037), (1326, 15915), (1530, 13793), (1989, 10610), (2122, 9945), (2210, 9549), (3183, 6630), (3315, 6366), (3978, 5305)]