21523606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 36310176

約数和(自身を除く): 14786570

約数列:

[1, 2, 13, 26, 41, 61, 82, 122, 331, 533, 662, 793, 1066, 1586, 2501, 4303, 5002, 8606, 13571, 20191, 27142, 32513, 40382, 65026, 176423, 262483, 352846, 524966, 827831, 1655662, 10761803, 21523606]

約数ペア:

[(1, 21523606), (2, 10761803), (13, 1655662), (26, 827831), (41, 524966), (61, 352846), (82, 262483), (122, 176423), (331, 65026), (533, 40382), (662, 32513), (793, 27142), (1066, 20191), (1586, 13571), (2501, 8606), (4303, 5002)]