21103470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1663}}^1$

素因数の和:1726

約数の個数: 64

約数和(自身を含む): 57507840

約数和(自身を除く): 36404370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 1663, 2115, 2538, 3326, 4230, 4989, 6345, 8315, 9978, 12690, 14967, 16630, 24945, 29934, 44901, 49890, 74835, 78161, 89802, 149670, 156322, 224505, 234483, 390805, 449010, 468966, 703449, 781610, 1172415, 1406898, 2110347, 2344830, 3517245, 4220694, 7034490, 10551735, 21103470]

約数ペア:

[(1, 21103470), (2, 10551735), (3, 7034490), (5, 4220694), (6, 3517245), (9, 2344830), (10, 2110347), (15, 1406898), (18, 1172415), (27, 781610), (30, 703449), (45, 468966), (47, 449010), (54, 390805), (90, 234483), (94, 224505), (135, 156322), (141, 149670), (235, 89802), (270, 78161), (282, 74835), (423, 49890), (470, 44901), (705, 29934), (846, 24945), (1269, 16630), (1410, 14967), (1663, 12690), (2115, 9978), (2538, 8315), (3326, 6345), (4230, 4989)]