21372468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8059}}^1$

素因数の和:8096

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 35498892

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 8059, 16118, 24177, 32236, 48354, 96708, 104767, 137003, 209534, 274006, 314301, 411009, 419068, 548012, 628602, 822018, 1257204, 1644036, 1781039, 3562078, 5343117, 7124156, 10686234, 21372468]

約数ペア:

[(1, 21372468), (2, 10686234), (3, 7124156), (4, 5343117), (6, 3562078), (12, 1781039), (13, 1644036), (17, 1257204), (26, 822018), (34, 628602), (39, 548012), (51, 419068), (52, 411009), (68, 314301), (78, 274006), (102, 209534), (156, 137003), (204, 104767), (221, 96708), (442, 48354), (663, 32236), (884, 24177), (1326, 16118), (2652, 8059)]