21461630

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 39693888

約数和(自身を除く): 18232258

約数列:

[1, 2, 5, 10, 61, 122, 151, 233, 302, 305, 466, 610, 755, 1165, 1510, 2330, 9211, 14213, 18422, 28426, 35183, 46055, 70366, 71065, 92110, 142130, 175915, 351830, 2146163, 4292326, 10730815, 21461630]

約数ペア:

[(1, 21461630), (2, 10730815), (5, 4292326), (10, 2146163), (61, 351830), (122, 175915), (151, 142130), (233, 92110), (302, 71065), (305, 70366), (466, 46055), (610, 35183), (755, 28426), (1165, 18422), (1510, 14213), (2330, 9211)]